حل Grammar
ص67


1_are
2_The work here
3_experience
4_do they
5_do they need?
6_must be
7_must complete
8_can work
9_Most people
10_very hard
11_an energetic young person
12_a five-day week
13_and
14_but
15_or
16_so
17_because
18_for
19_at
20_from